18. Explain how the three types of fossils (trace, body, and cast) are formed. Please help!!

Answer 1

http://www.enchantedlearning.com/subjects/dinosaurs/dinofossils/Fossiltypes.html

http://www.sciencekids.co.nz/sciencefacts/earth/fossils.html

Answer 2

I am pretty sure that it is the way that scientists uncover the truth about them and then putting threw a process to determine what the fossil is and where it was and how old it was... I mean I should know my uncle is a professional scienctist(:

Answer 3

is there such thing as a "professional" scientist...